5Liu Y, Hipel K W. A Hierarchical Decision Model to Select Quality Control Strategies for a Complex Product[J].Transactions on Systems, Man, and Cybernetics, Part A: Systems and Humans, 2012, 42(4).
6Herrera F, Herrera V E, Martinez L. A Fuzzy Linguistic Methodology to Deal with Unbalanced Linguistic Term Sets[J]. IEEE Transactions on Fuzzy Systems, 2008, 16(2).